From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 30 Aug 2021 12:05:59 +0000 (+0100)
Subject: also add pattern-recognition for just
X-Git-Tag: xlen-bcd~102
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=73d15d3c4c5550ef85fbd1ea68b9afca2500d0bd;p=openpower-isa.git

also add pattern-recognition for just

     [0] * XLEN

have to keep a close eye on this
---

diff --git a/src/openpower/decoder/power_pseudo.py b/src/openpower/decoder/power_pseudo.py
index ec9bf085..5b251342 100644
--- a/src/openpower/decoder/power_pseudo.py
+++ b/src/openpower/decoder/power_pseudo.py
@@ -202,7 +202,11 @@ concat_test2 = """
 [0]*(XLEN-16)
 """
 
-code = concat_test2
+concat_test3 = """
+[0]*XLEN
+"""
+
+code = concat_test3
 #code = concat_test1
 #code = XLEN_test
 #code = logictest
diff --git a/src/openpower/decoder/pseudo/parser.py b/src/openpower/decoder/pseudo/parser.py
index b9779b0d..c93b74cd 100644
--- a/src/openpower/decoder/pseudo/parser.py
+++ b/src/openpower/decoder/pseudo/parser.py
@@ -190,7 +190,8 @@ def identify_sint_mul_pattern(p):
     if p[2] != '*':  # multiply
         return False
     if (not isinstance(p[3], ast.Constant) and  # rhs = Num
-        not isinstance(p[3], ast.BinOp)):       # rhs = (XLEN-something)
+        not isinstance(p[3], ast.BinOp) and     # rhs = (XLEN-something)
+        not isinstance(p[3], ast.Name)):        # rhs = XLEN
         return False
     if not isinstance(p[1], ast.List):  # lhs is a list
         return False